Rents are up 30% and more in some cities. What to do if you're worried about a big hike
 
                        Average monthly rents are up more than 14% from a year ago. As a result, many tenants might see a big jump at lease renewal time.
 
                        Average monthly rents are up more than 14% from a year ago. As a result, many tenants might see a big jump at lease renewal time.